/* =========================================================================
   UP Sehat Sahayak — style.css
   Government-style citizen health portal: white background, deep blue
   primary, green healthcare accent, saffron highlights, soft grey cards.
   ========================================================================= */

:root {
  --color-primary: #103d78;       /* deep blue */
  --color-primary-dark: #0a2a54;
  --color-primary-light: #e8f0fb;
  --color-accent-green: #1f8a53;  /* healthcare green */
  --color-accent-green-light: #e6f5ec;
  --color-saffron: #ff8a1e;
  --color-saffron-light: #fff2e2;
  --color-grey-bg: #f4f6f9;
  --color-card-bg: #ffffff;
  --color-text: #1c1f26;
  --color-text-muted: #5a6472;
  --color-border: #dfe4ea;
  --color-danger: #c02626;
  --color-danger-dark: #8f1414;
  --radius-card: 14px;
  --radius-pill: 999px;
  --shadow-card: 0 2px 10px rgba(16, 61, 120, 0.08);
  --shadow-card-hover: 0 6px 20px rgba(16, 61, 120, 0.14);
  --font-base: "Noto Sans", "Noto Sans Devanagari", "Segoe UI", Arial, sans-serif;
  --text-scale: 1;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-base);
  background: var(--color-grey-bg);
  color: var(--color-text);
  font-size: calc(1rem * var(--text-scale));
  line-height: 1.6;
  margin: 0;
  transition: background 0.2s ease;
}

/* ---------------- Accessibility: skip link ---------------- */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 18px;
  z-index: 2000;
  border-radius: 0 0 8px 0;
  font-weight: 600;
}
.skip-link:focus {
  left: 0;
}

:focus-visible {
  outline: 3px solid var(--color-saffron);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

/* ---------------- High contrast mode ---------------- */
body.high-contrast {
  background: #000;
  color: #fff;
}
body.high-contrast .card,
body.high-contrast .site-header,
body.high-contrast .site-footer,
body.high-contrast .hero,
body.high-contrast .modal-content {
  background: #000 !important;
  color: #fff !important;
  border: 2px solid #fff !important;
}
body.high-contrast a { color: #ffd166 !important; }
body.high-contrast .btn-primary { background: #ffd166 !important; color: #000 !important; border-color: #ffd166 !important; }
body.high-contrast .text-muted { color: #ddd !important; }

/* ---------------- Header ---------------- */
.site-header {
  background: #fff;
  border-bottom: 3px solid var(--color-primary);
}
.gov-topbar {
  background: var(--color-primary-dark);
  color: #fff;
  font-size: 0.82rem;
  padding: 4px 0;
}
.gov-topbar .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 6px; }

.brand-emblem {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--color-primary-light);
  border: 2px solid var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary);
  font-weight: 700;
  flex-shrink: 0;
}
.brand-title-en { font-weight: 700; font-size: 1.15rem; color: var(--color-primary); margin: 0; }
.brand-title-hi { font-size: 0.95rem; color: var(--color-accent-green); margin: 0; }
.brand-dept { font-size: 0.78rem; color: var(--color-text-muted); }

.accessibility-controls button,
.accessibility-controls .lang-btn {
  background: var(--color-primary-light);
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  border-radius: var(--radius-pill);
  padding: 4px 10px;
  font-size: 0.8rem;
  margin-left: 4px;
  cursor: pointer;
}
.accessibility-controls button:hover, .accessibility-controls .lang-btn:hover { background: var(--color-primary); color: #fff; }
.lang-btn.active { background: var(--color-primary); color: #fff; }

.btn-emergency {
  background: var(--color-danger);
  color: #fff;
  border: none;
  border-radius: var(--radius-pill);
  padding: 8px 18px;
  font-weight: 700;
  animation: pulse-emg 2s infinite;
}
.btn-emergency:hover { background: var(--color-danger-dark); color: #fff; }
@keyframes pulse-emg {
  0% { box-shadow: 0 0 0 0 rgba(192, 38, 38, 0.45); }
  70% { box-shadow: 0 0 0 10px rgba(192, 38, 38, 0); }
  100% { box-shadow: 0 0 0 0 rgba(192, 38, 38, 0); }
}

.main-nav .nav-link {
  color: var(--color-text);
  font-weight: 600;
  border-radius: 8px;
  padding: 8px 12px !important;
}
.main-nav .nav-link.active, .main-nav .nav-link:hover { background: var(--color-primary-light); color: var(--color-primary); }

/* ---------------- Hero ---------------- */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1a5aa8 100%);
  color: #fff;
  border-radius: 0 0 28px 28px;
  padding: 48px 0 56px;
}
.hero h1 { font-weight: 800; font-size: 2rem; }
.hero .hero-hi { font-size: 1.3rem; color: var(--color-saffron-light); font-weight: 600; }
.hero p.lead { color: #eaf1fc; }
.hero-search {
  background: #fff;
  border-radius: var(--radius-pill);
  padding: 6px;
  display: flex;
  gap: 6px;
  align-items: center;
  box-shadow: var(--shadow-card-hover);
}
.hero-search input { border: none; flex: 1; padding: 10px 16px; border-radius: var(--radius-pill); outline: none; }
.mic-btn {
  background: var(--color-accent-green);
  color: #fff;
  border: none;
  width: 42px; height: 42px;
  border-radius: 50%;
  flex-shrink: 0;
}
.mic-btn.listening { background: var(--color-danger); animation: pulse-emg 1.2s infinite; }

.chip {
  display: inline-block;
  background: #fff;
  color: var(--color-primary);
  border: 1px solid var(--color-primary-light);
  border-radius: var(--radius-pill);
  padding: 8px 14px;
  margin: 4px;
  font-size: 0.88rem;
  cursor: pointer;
  transition: 0.15s;
}
.chip:hover { background: var(--color-primary); color: #fff; }

/* ---------------- Cards ---------------- */
.card {
  border: none;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  background: var(--color-card-bg);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card-hover); }

.service-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: var(--color-accent-green-light);
  color: var(--color-accent-green);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 10px;
}

.badge-demo {
  background: var(--color-saffron-light);
  color: #a15400;
  border: 1px solid var(--color-saffron);
  border-radius: var(--radius-pill);
  font-size: 0.7rem;
  padding: 3px 9px;
  font-weight: 700;
}

.stat-counter {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
}

/* ---------------- Buttons ---------------- */
.btn-primary { background: var(--color-primary); border-color: var(--color-primary); }
.btn-primary:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); }
.btn-outline-primary { color: var(--color-primary); border-color: var(--color-primary); }
.btn-accent { background: var(--color-accent-green); color: #fff; border: none; }
.btn-accent:hover { background: #166a3f; color: #fff; }
.btn-saffron { background: var(--color-saffron); color: #fff; border: none; }

/* ---------------- Emergency page action cards ---------------- */
.emg-card {
  border-radius: var(--radius-card);
  padding: 22px;
  color: #fff;
  text-align: center;
  box-shadow: var(--shadow-card);
}
.emg-card .emg-number { font-size: 2.4rem; font-weight: 800; }
.emg-card.emg-108 { background: var(--color-danger); }
.emg-card.emg-102 { background: var(--color-accent-green); }
.emg-card.emg-112 { background: var(--color-primary); }
.emg-card.emg-mental { background: #6a4c93; }
.emg-card.emg-child { background: var(--color-saffron); }
.emg-card.emg-women { background: #b5179e; }
.emg-card a.call-link { color: #fff; font-weight: 700; text-decoration: underline; }

/* ---------------- Chat / assistant ---------------- */
.chat-window { background: #fff; border-radius: var(--radius-card); box-shadow: var(--shadow-card); min-height: 400px; max-height: 60vh; overflow-y: auto; padding: 16px; }
.chat-bubble { max-width: 85%; padding: 12px 16px; border-radius: 16px; margin-bottom: 12px; }
.chat-bubble.user { background: var(--color-primary); color: #fff; margin-left: auto; border-bottom-right-radius: 4px; }
.chat-bubble.assistant { background: var(--color-primary-light); color: var(--color-text); border-bottom-left-radius: 4px; }
.chat-bubble.emergency { background: #fdeaea; border: 2px solid var(--color-danger); color: var(--color-danger-dark); }
.typing-dots span { display: inline-block; width: 6px; height: 6px; background: var(--color-primary); border-radius: 50%; margin: 0 2px; animation: blink 1.2s infinite; }
.typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.typing-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes blink { 0%, 80%, 100% { opacity: 0.2; } 40% { opacity: 1; } }

.emergency-banner {
  background: var(--color-danger);
  color: #fff;
  border-radius: 12px;
  padding: 16px 20px;
  font-weight: 700;
  margin-bottom: 14px;
}
.emergency-banner .btn-light { font-weight: 800; }

/* ---------------- Footer ---------------- */
.site-footer {
  background: var(--color-primary-dark);
  color: #dce7f7;
  padding: 36px 0 20px;
  margin-top: 48px;
  font-size: 0.88rem;
}
.site-footer h6 { color: #fff; font-weight: 700; }
.site-footer a { color: #cfe0f7; }
.site-footer hr { border-color: rgba(255,255,255,0.15); }

/* ---------------- Presentation mode ---------------- */
body.presentation-mode .hero h1 { font-size: 2.6rem; }
body.presentation-mode .secondary-info { display: none !important; }
body.presentation-mode .card { font-size: 1.08rem; }

/* ---------------- District / filter chips ---------------- */
.filter-pill {
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  padding: 5px 12px;
  font-size: 0.82rem;
  background: #fff;
  cursor: pointer;
}
.filter-pill.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* ---------------- Utility ---------------- */
.text-saffron { color: var(--color-saffron); }
.text-accent-green { color: var(--color-accent-green); }
.bg-soft { background: var(--color-grey-bg); }
.rounded-xl { border-radius: var(--radius-card); }
.section-title { font-weight: 800; color: var(--color-primary); }
.kpi-card { border-left: 5px solid var(--color-accent-green); }
.demo-note { font-size: 0.78rem; color: var(--color-text-muted); font-style: italic; }

@media (max-width: 576px) {
  .hero h1 { font-size: 1.5rem; }
  .hero .hero-hi { font-size: 1.05rem; }
}